upgrade to nodejs v20

Author: spnraju

.github/workflows/ci-build.yml

@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@master
       - uses: actions/setup-node@master
         with:
-          node-version: 16
+          node-version: 20
       - run: npm install
       - run: npm run test:${{ matrix.browser }}
         env: